An example of a class that would keep track of a total is a counter class.
This class is used to store and manage a numerical quantity, such as a total, that can increase and decrease. A counter class contains several methods which are used to modify the total, such as increment(), decrement(), setValue(), and getValue(). The increment() and decrement() methods increase and decrease the total respectively. The setValue() method sets the total to the value of the argument passed to the method. The getValue() method returns the current total value.
For example, you can use a counter class to keep track of the total number of items purchased in a store. You can call the increment() method when an item is purchased and the decrement() method when an item is returned. You can call the getValue() method to check the total number of items purchased.
In summary, a counter class is a useful tool for keeping track of a numerical quantity that can go up and down. The counter class contains methods that allow you to modify the total, such as increment(), decrement(), setValue(), and getValue().
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as you encounter the titles of books, magazines, and internet documents you may use as sources for your research, you should
As you encounter the titles of books, magazines, and internet documents you may use as sources for your research, you should take note of the following information: author, title, date of publication, publisher, and the website URL, if applicable. This information should be recorded and kept for future reference, either in a physical notebook or in an online document.
It is also important to assess the validity of the source. Ask yourself questions such as: Is this source written by an expert or is it an opinion? Is it current? Is it well-researched? Is it unbiased? Consider the author's credentials, the source of the information, and the potential bias.
Finally, make sure that the source is relevant and appropriate for your research. Ask yourself: Does this source relate to my topic? Does it provide enough information to be useful?
Overall, taking note of source information and assessing the validity and relevance of the source are important steps in the research process. This will help to ensure that your research is reliable and accurate.
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Write a program that reads the content of a text file called text.txt. the program should create a dictionary in which the keys are individual words found in the file and the values are the amount of times the word appears in the file. For example, if the word 'the' appears in the file 128 times, the dictionary would contain an element with the key as 'the' and the value as 128. Write in Python
Answer:
python
Copy code
# Open the text file for reading
with open('text.txt', 'r') as file:
# Initialize an empty dictionary to store word counts
word_counts = {}
# Loop through each line in the file
for line in file:
# Split the line into individual words
words = line.split()
# Loop through each word in the line
for word in words:
# Remove any punctuation from the word
word = word.strip('.,;:?!')
# Convert the word to lowercase
word = word.lower()
# If the word is already in the dictionary, increment its count
if word in word_counts:
word_counts[word] += 1
# If the word is not yet in the dictionary, add it with a count of 1
else:
word_counts[word] = 1
# Print the resulting word count dictionary
print(word_counts)
Explanation:
This code uses the open() function to open the "text.txt" file for reading, and then reads each line of the file using a for loop. Each line is split into individual words using the split() method, and then each word is cleaned up by removing any punctuation and converting it to lowercase. The code then adds each word to a dictionary and counts the number of occurrences of each word. Finally, the resulting dictionary of word counts is printed to the console.
in an aon network, a sequence of connected, dependent activities is termed a(n) group of answer choices path. sequence of events. parallel path. activity chain. dependent chain.
In an AON (Activity on Node) network, a sequence of connected, dependent activities is termed a path.
In an AON network, a sequence of connected activities refers to a series of related tasks that must be completed in a particular order, where the completion of one task is a prerequisite for the start of the next. For example, in a construction project, pouring the foundation may need to be completed before framing the walls.
The sequence of these activities will define the path or paths through the network. Each subscriber has their own fiber-optic connection that is terminated on an optical concentrator in an AON point-to-point network configuration.
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you conducted a security scan and found that port 389 is being used when connecting to ldap for user authentication instead of port 636. the security scanning software recommends that you remediate this by changing user authentication to port to 636 wherever possible. what should you do?
In order to remediate the issue with port 389 being used when connecting to LDAP for user authentication, you should change the authentication port to 636 wherever possible. To do this, you will need to identify the applications and services which are currently using port 389, and modify their configurations to use port 636 instead. Depending on the system, this may require changing the server configuration, client configuration, or both.
The Lightweight Directory Access Protocol (LDAP) is an open, vendor-neutral, directory service protocol that is used to manage and access distributed directory information over an IP network. It was developed by the Internet Engineering Task Force (IETF) as an evolution of the earlier X.500 Directory Access Protocol. LDAP provides a way to access and modify directory services that store information about users, groups, systems, networks, and other resources in a structured way. It allows clients to search, add, delete, and modify entries in a directory service, and supports authentication and authorization mechanisms to control access to the directory data.
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jesse has written some commands in mysql workbench that he expects to run regularly, and he would like to save them for future use. what should he do next?
If Jesse has written some commands in MySQL Workbench that he expects to run regularly and would like to save them for future use, he can save them as a SQL script.
Some steps to take this are:
In MySQL Workbench, click on the "File" menu and select "New Query Tab" to open a new query tab.Type or paste the commands Jesse wants to save in the query tab.Click on the "File" menu and select "Save Script As" to save the script as a file on Jesse's computer.Choose a location and file name for the script and click "Save" to save the script.To run the saved script, Jesse can click on the "File" menu, select "Open Script" and select the saved script file. The script will open in a new query tab, and Jesse can then execute the commands by clicking the "Execute" button.Learn more about commands MySQL:
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1000 POINTS PLEASE NOW
What is the value of tiger after these Java statements execute?
String phrase = "Hello world!";
int tiger = phrase.length( );
Answer:
See below, please.
Explanation:
The value of tiger will be 12, which is the length of the string "Hello world!" stored in the variable 'phrase'.
The length() method in Java returns the number of characters in a string. Here, it is applied to the string "Hello world!" stored in the variable 'phrase', and the resulting value (which is 12) is assigned to the variable 'tiger'.
what term is used to describe a training method that represents a real-life situation and allows trainees to see the outcomes of their decisions in an artificial environment? multiple choice question. simulation on-the-job method webcast kaizen
Option-A: The training method that represents a real-life situation and allows trainees to see the outcomes of their decisions in an artificial environment is referred to as simulation.
A simulation is a learning technique that allows trainees to develop and apply skills in an artificial environment that mimics real-life scenarios. The simulation helps trainees to comprehend the impact of their actions by allowing them to make decisions and see their consequences. It is a powerful teaching tool for topics that are difficult to demonstrate, dangerous, or impractical to re-create in the real world.
The key advantages of the simulation training method include:Providing a secure environment: Trainees can make mistakes without fear of harming themselves or others. The simulation environment also allows trainees to learn how to react to emergency situations without putting others' lives at risk.Simulation training allows trainees to learn and practice in a controlled, safe, and structured environment while also gaining experience with decision-making, collaboration, and communication.Thus,the correct answer is Option-A.
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if an if statement's false path contains the statement int sum =0;, where can the sum variable be used?
The sum variable can be used within the scope of the if statement's false path. This means that the variable can only be used within the statement that contains it, which is the statement 'int sum = 0'. It cannot be accessed from outside the if statement's false path.
In other words, the sum is a local variable, which means it is only accessible within the scope of the if statement's false path. This is because when a variable is declared in an if statement, it is only accessible within the scope of that if statement. Any code that comes after the if statement cannot access the sum variable.
For example, if the false path of the if statement is the following:
if (false) {
int sum = 0;
// Do something with sum
}
// Code after the if statement
Then, the code after the if statement cannot access the sum variable, as it was declared within the scope of the if statement's false path.
To conclude, if an if statement's false path contains the statement int sum =0;, then the sum variable can only be used within the scope of the if statement's false path.
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true or false: like the osi and tcp/ip models, moore's law is a theoretical model predicting the processing cost and power that has not been observed in reality.
The given statement "like the osi and tcp/ip models, moore's law is a theoretical model predicting the processing cost and power that has not been observed in reality." is false because unlike the OSI and TCP/IP models, Moore's Law is not a theoretical model, but rather an observation and prediction based on empirical evidence.
It states that the number of transistors on a microchip doubles every 18 to 24 months, which has been observed in reality for several decades. This observation has enabled a remarkable improvement in processing power and reduction in cost, leading to the rapid advancement of technology. One of the two primary methods of data transmission in a TCP/IP network is TCP. The other one is UDP, a best-effort connectionless protocol. TCP ports are used by devices to communicate through TCP. A TCP port often serves as an endpoint identification particular to an application or service.
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you need to write a 10-page research paper for your history class. which of these is the best software option?
Answer: Productivity software.
Explanation:
Productivity software is a software that specializes in creating documents, presentations, spreadsheets, graphs and many other things.
C++
A software company sells a package that retails for $99. Quantity discounts are given according to the following table.
Quantity Discount
10-19 20%
20-49 30%
50-99 40%
100 or more 50%
Write a program that asks for the number of units sold and computes the total cost of the purchases.
Input validation: Make sure the number of units is greater than 0
The output should be appropriately formatted; in particular, dollar amounts should show two digits after the decimal.
Show the regular price, the discount, and the discounted price for the transaction in a table.
Please write a c++ program in the simplest manner possible. This is my first programming class. Help is highly appreciated
A program that asks for the number of units sold and computes the total cost of the purchases.
Here's a simple C++ program that meets your requirements:
```cpp
#include
#include
int main() {
int units;
double discount, discounted_price, total_cost, regular_price = 99;
std::cout << "Enter the number of units sold: ";
std::cin >> units;
if (units <= 0) {
std::cout << "Invalid input. Number of units should be greater than 0." << std::endl;
return 1;
}
if (units >= 10 && units <= 19) {
discount = 0.20;
} else if (units >= 20 && units <= 49) {
discount = 0.30;
} else if (units >= 50 && units <= 99) {
discount = 0.40;
} else {
discount = 0.50;
}
discounted_price = regular_price * (1 - discount);
total_cost = units * discounted_price;
std::cout << std::fixed << std::setprecision(2);
std::cout << "Regular Price: $" << regular_price << std::endl;
std::cout << "Discount: " << discount * 100 << "%" << std::endl;
std::cout << "Discounted Price: $" << discounted_price << std::endl;
std::cout << "Total Cost: $" << total_cost << std::endl;
return 0;
}
```
Explanation:
1. Include the necessary libraries for input/output and formatting.
2. Get the number of units from the user and check if it is greater than 0.
3. Calculate the discount based on the number of units using if-else statements.
4. Calculate the discounted price and total cost.
5. Set the output formatting to display dollar amounts with two decimal places.
6. Display the regular price, discount, discounted price, and total cost in a table.
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If you have information literacy, you can select the right tool to find the information you need.a. True
b. False
Answer:
true
Explanation:
The given statement "If you have information literacy, you can select the right tool to find the information you need" is true Information literacy is the ability to locate, evaluate, and effectively use information from various sources.
This includes knowing which tools and resources to use to find the information needed. With information literacy, individuals can identify and select the appropriate search tools and strategies to find information that is reliable, relevant, and accurate. This includes understanding how to use search engines, databases, online catalogs, and other resources effectively. Information literacy is a critical skill in today's digital age, where vast amounts of information are readily available, and it is essential to know how to sift through this information to find what is useful and reliable.
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in a singly-linked list that keeps track of the first element as the head and the last element as the tail, which is true about the state of the list, after we add a node to an empty singly-linked list?
If you add a node to an empty singly-linked list, the state of the list will change in the following way:
The node you add becomes the head of the list and the tail of the list simultaneously.The next pointer of the node is null because there is no other node after it in the list.The size of the list is now one.Detailed explanation of the changes that occur in a singly-linked list when a node is added to an empty list:
Head and Tail Pointers: When you add the first node to an empty singly-linked list, the node becomes both the head and tail of the list. This is because the list has only one node, and that node is the beginning and the end of the list. Therefore, the head and tail pointers of the list are updated to point to the newly added node.Next Pointer: Since the added node is the only node in the list, its "next" pointer is set to null. This indicates that there are no more nodes in the list after this node.Size: After adding the first node to an empty singly-linked list, the size of the list is one, as there is only one element in the list.To summarize, adding a node to an empty singly-linked list results in the creation of a new node that becomes both the head and the tail of the list, with a "next" pointer set to null, and the size of the list becomes one.
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a class allows other programs to use a class s code through . a. methods b. references c. arguments d. objects
A class allows other programs to use its code through methods. Methods are special functions defined within a class that can be called by other programs to perform certain tasks or return specific values.
In Object-Oriented Programming, classes are used to create objects, which are instances of the class. These objects can be manipulated through the methods of the class, which allows other programs to interact with the object's attributes and behavior. This way, the class provides a blueprint for creating objects and accessing their functionalities. References, arguments, and objects are also important concepts in programming but are not directly related to the given query.
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TRUE/FALSE. the query [windows], english (us) can have two common interpretations: the operating system and the windows in a home.
The statement "the query [windows], English (US) can have two common interpretations: the operating system and the windows in a home" is True.
The search query [windows], English (US) can indeed have two common interpretations, depending on the context in which it is used. The first interpretation refers to the operating system, which is a popular software platform used by millions of people worldwide. The second interpretation refers to the physical windows found in homes, buildings, and other structures.
When conducting a search using the query [windows], English (US), it is important to provide additional context to narrow down the search results and get the desired information. For example, if one is searching for information about the operating system, one might include additional keywords such as "Microsoft" or "PC." On the other hand, if they are searching for information about windows in a home, they might include keywords such as "house," "glass," or "frame."
The search query [windows], English (US) can have two common interpretations, and it is essential to provide additional context to get the desired information.
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A license filter in a search engine helps you find images online that you can legally copy for personal or commercial use without paying a fee.a. Trueb. False
The given statement "A license filter in a search engine helps you find images online that you can legally copy for personal or commercial use without paying a fee." is true because a license filter in a search engine allows users to search for images that have been licensed for specific types of use, such as personal or commercial use.
This helps users to find images that they can legally copy and use without infringing on the original creator's copyright. By filtering search results based on licensing information, users can avoid accidentally using images that are protected by copyright, and reduce their risk of facing legal action for copyright infringement. License filters are an important tool for anyone who regularly uses images in their work or personal projects and wants to ensure that they are using them legally.
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virtualization is a fairly new technology that dates back to the late 90's. question 4 options: true false
The statement given, Virtualization is not a new technology that dates back to the late 90's, but rather a technology that has been around for several decades, is false.
Virtualization is the creation of a virtual version of something, such as an operating system, a server, or a network. This technology enables multiple virtual systems to run on a single physical machine, which can result in more efficient use of resources and cost savings.
Virtualization can be traced back to the 1960s, when IBM introduced virtualization capabilities in its mainframe computers. In the 1990s, companies such as VMware and Microsoft began to develop virtualization technologies for x86-based systems, which expanded the use of virtualization beyond mainframes.
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suppose we'd like to access an element at an arbitrary index wihtin a linked list. what would be the efficiency?
To access an element at an arbitrary index within a linked list, the efficiency would be O(n).
Explanation: In a linked list, the elements are not stored in contiguous memory locations. Instead, each element or node has a pointer pointing to the next node. So, in order to access an element at an arbitrary index, we need to traverse the list from the first node until we reach the node at the desired index.
As each node in the list has only a pointer to the next node, it is not possible to access a node directly without traversing the entire list. Hence, to access an element at an arbitrary index within a linked list, the efficiency would be O(n).
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The efficiency is O(n) to access an element at an arbitrary index wihtin a linked list.
Suppose we'd like to access an element at an arbitrary index within a linked list. When we look up an element in a linked list, we'll have to search through the entire list to find it. As a result, if the element is not in the first place, it will take a long time to discover.
As a result, in terms of time complexity, linked lists have O(n) efficiency. The linear search algorithm is used to access an element in a linked list. Here's how the algorithm works:
1. begin at the beginning of the list
2. Check whether the data in the node matches the target value.
3. If the data in the node matches the target value, return the node.
4. If the target value is not found, go to the next node in the list.
5. If the list is empty, the search is completed; otherwise, repeat steps 2 through 4. The time complexity of this algorithm is O(n) because it must search through the entire list to find the desired element.
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the sense of solidarity or team spirit that an individual feels toward their group is called a. expressive leadership. b. group cohesion. c. instrumental leadership. d. anomie.
The sense of solidarity or team spirit that an individual feels toward their group is called b. Group Cohesion
Group Cohesion is an important factor in the success of any team. It is the connection between team members that is formed by mutual respect, trust, commitment, and accountability. It can be thought of as a sense of “oneness” that binds the group together and drives them to achieve their goals. Group Cohesion is also an important factor in group productivity and efficiency, as it leads to increased collaboration and communication among members.
Group Cohesion is created through activities that encourage members to bond with each other and build trusts, such as team-building exercises, problem-solving activities, and team games. These activities help to create a positive team environment where members feel comfortable and supported, which in turn increases morale and performance.
In conclusion, Group Cohesion is the sense of solidarity or team spirit that an individual feels toward their group. It is an important factor in the success of any team and is created through activities that encourage members to bond with each other and build trust.
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Which of the following commands can be used to display socket statistics, and supports all major packet and socket types?
ss
ifconfig
route
top
The command that can be used to display socket statistics, and supports all major packet and socket types is ss.
Linux provides many tools to monitor network activity, which includes socket statistics. These socket statistics are obtained with the aid of commands. Amongst other things, socket statistics provide information on available sockets, socket states, and the type of socket commands in use. The `ss` command can be used to display socket statistics, and supports all major packet and socket types. The `ss` command is also known as the "Socket Statistics" command. `ss` command can be used in place of the netstat command in most situations. In summary, the command that can be used to display socket statistics, and supports all major packet and socket types is `ss`.
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which of the following is true about an empty singly linked chain? group of answer choices the data value of the first node is null the reference to the first node is null the first next reference is null the number of items in the chain is 0
The correct option for an empty singly linked chain is "the reference to the first node is null." Therefore the correct option is option B.
A singly linked list, also known as a one-way linked list, is a type of linked list. It is a group of nodes that are linked to one another in a linear order. Each node has a data component and a pointer component pointing to the next node in the sequence.
When we speak of an empty singly linked chain, it is a chain that has no nodes. Therefore, the reference to the first node is null because there are no nodes to reference. So, "the reference to the first node is null" is the correct answer among the given options for an empty singly linked chain. Therefore the correct option is option B.
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Which of the following is true about an empty singly linked chain? group of answer choices
the data value of the first node is null
the reference to the first node is null
the first next reference is null the number of items in the chain is 0
to avoid confusion, each component in the wbs needs to have a unique name and a unique number. group of answer choices false true
The statement "to avoid confusion, each component in the WBS needs to have a unique name and a unique number" is TRUE.
WBS stands for Work Breakdown Structure. It is a useful project management tool that helps to break down the project's work into smaller, more manageable components, making it easier to manage, monitor, and control. In WBS, each component must have a unique name and number to avoid confusion. Because it specifies the project's complete scope, a WBS aids in defining project objectives and establishing the project's critical path. A WBS also facilitates the project manager's communication with the project team and stakeholders, ensuring that everyone is aware of the project's progress.
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I SERIOUSLY NEED HELP ON THIS WILL GIVE BRAINLIEST TO WHOEVER ANSWERS THIS RIGHT
Fill in the blanks to complete the “rows_asterisks” function. This function should print rows of asterisks (*), where the number of rows is equal to the “rows” variable. The number of asterisks per row should correspond to the row number (row 1 should have 1 asterisk, row 2 should have 2 asterisks, etc.). Complete the code so that “row_asterisks(5)” will print:
*
* *
* * *
* * * *
* * * * *
def rows_asterisks(rows):
# Complete the outer loop range to control the number of rows
for x in range(___):
# Complete the inner loop range to control the number of
# asterisks per row
for y in range(___):
# Prints one asterisk and one space
print("*", end=" ")
# An empty print() function inserts a line break at the
# end of the row
print()
rows_asterisks(5)
# Should print the asterisk rows shown above
The function should use a nested loop to print rows of asterisks, with the outer loop controlling the number of rows and the inner loop controlling the number of asterisks per row. The number of asterisks per row should correspond to the row number.
The given code demonstrates the implementation of a function named "rows_asterisks", which takes an integer variable "rows" as an argument. The purpose of this function is to print rows of asterisks, where the number of rows is equal to the "rows" variable, and the number of asterisks per row should correspond to the row number.
The function contains two for-loops, one for controlling the number of rows, and the other for controlling the number of asterisks per row. The first for-loop uses the range function to create a sequence of numbers from 0 to rows-1. This sequence is used to control the number of rows. The second for-loop uses the range function to create a sequence of numbers from 0 to x. This sequence is used to control the number of asterisks per row.
Within the second for-loop, the print function is used to print an asterisk and a space, with the "end" argument set to " ". This causes each asterisk to be printed on the same line, separated by a space. After the inner loop completes, an empty print function is used to insert a line break at the end of the row, before moving on to the next row.
When the function is called with an argument of 5, it should print the asterisk rows shown in the prompt.
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Randall's roommate is complaining to him about all of the software that came pre-installed on his new computer. He doesn't want the software because it slows down the computer. What type of software is this?
The type of software that came pre-installed on Randall's roommate's new computer and is slowing it down is known as bloatware.
The software that Randall's roommate is complaining about is commonly referred to as bloatware or junkware. This software is often pre-installed by the manufacturer and includes trial versions of software, third-party applications, and other unnecessary programs that can slow down the computer and take up valuable storage space.
Bloatware is often included as part of business deals between software companies and computer manufacturers, allowing them to promote their products to a wider audience. Many users choose to remove bloatware from their new computers in order to improve performance and optimize their system's storage.
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you need to prepare a new replacement hard drive for storage. what is the first step needed to get it ready? a. format the drive. b. install an os. c. install a file systemd. create a partition
An entirely new replacement hard disc has to be ready for storage. the initial step required to prepare it for partition creation.
What Functions a Hard Disk Has?Your digital stuff is stored on a hard drive, which is a piece of hardware. Digital content on a hard disc includes your programmes, operating system, documents, photos, music, movies, photographs, songs, and other media. Hard drives can be internal or external.A platter that has sections to store data makes up a hard disc drive (HDD). This information includes your operating system, programmes, and any files you've made. In order to read or write the needed information, an accuator arm also moves across the platter. As the accuator arm passes over the platter, it spins to speed up the process.Therefore,
There must be at least one partition before the hard drive may be used for file storage. After partitioning it, you can format the drive to install a file system.
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assume a destination computer receives messages from several computers. how can it be sure that the fragments from one source is not mixed with the fragments from another source
To ensure that the fragments from one source are not mixed with the fragments from another source, the destination computer must use source port numbers and sequence numbers.
The TCP header includes source and destination port numbers and a sequence number to help ensure that fragments from one source are not mixed with fragments from another source. This is because each source will have a unique port number and sequence number.The TCP header includes source and destination port numbers and a sequence number to help ensure that fragments from one source are not mixed with fragments from another source. This is because each source will have a unique port number and sequence number.Therefore, the destination computer can use the sequence number in the header to ensure that the fragments are reassembled in the correct order.
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suppose the last column of ab is all zeros, but b itself has no column of zeros. what can you say about the columns of a?
Since the last column of AB is all zeros, the sum of A1 × b1 + A2 × b2 + ... + An × bn must equal zero. This implies that the columns of A are linearly dependent.
The columns of matrix A must be linearly dependent since matrix B has no column of zeros. This means that the columns of matrix A can be written as a linear combination of other columns. In other words, the columns of A are not linearly independent.
To demonstrate this, suppose the columns of matrix A are A1, A2, ... , An. Since matrix B has no column of zeros, we can represent the columns of matrix B as b1, b2, ... , bn. Therefore, the last column of matrix AB (abn) is the sum of the columns of A and B multiplied by each other, i.e., abn = A1 ×b1 + A2 ×b2 + ... + An × bn.
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would a wireless access point be considered part of the network components of an organization, even though users do not connect to it with a network cable?
Answer:The choice of a wireless access point vs. a router for wireless network connectivity depends on the physical size of the network, needs of the organization and the number of users.
which model of memory suggests that memory processes occur throughout a neural network simultaneously?
The Connectionist Model of Memory suggests that memory processes occur throughout a neural network simultaneously.
This model suggests that memories are stored in the form of connections between neurons in the brain. It postulates that memories are constructed by patterns of neural activity that are constantly updated, maintained, and retrieved through multiple pathways. This model also states that memories are dynamic and adaptive, and can be modulated by feedback from the environment.
In this model, memories are composed of interconnected networks of neurons that form pathways, rather than singular units of information. When a memory is recalled, it is retrieved through the neural pathways created by the pattern of interconnected neurons. The strength of these pathways can be altered by either increasing or decreasing the number of connections.
The Connectionist Model of Memory emphasizes the importance of neural networks in the formation and retrieval of memories, suggesting that the process is much more complex and dynamic than traditional theories would have us believe. This model offers an explanation as to how memories can be both encoded and retrieved in an efficient manner, allowing for more effective and accurate memories.
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what is operating system? group of answer choices d) all of the mentioned a) collection of programs that manages hardware resources c) link to interface the hardware and application programs b) system service provider to the application programs
Operating System (OS) is a collection of programs that controls and manages hardware resources. The operating system serves as a connection between the computer's hardware and application software. The correct option is A) a collection of programs that manages hardware resources.
The Operating System is system software that manages hardware and software resources and provides frequent services to the user. The operating system acts as a connection between computer software and hardware by allocating the system's hardware resources to the user software.
Features of the Operating System are:
Process ManagementMemory ManagementFile ManagementDevice ManagementSecurityControl of network connectivityResource ManagementMulti-TaskingMulti-UserThe operating system allocates the resources and performs necessary tasks. It also enables users to use the computer efficiently.
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